(19)
(11) EP 3 994 866 A1

(12)

(43) Date of publication:
11.05.2022 Bulletin 2022/19

(21) Application number: 20768833.4

(22) Date of filing: 28.08.2020
(51) International Patent Classification (IPC): 
H04L 29/06(2006.01)
H04L 9/32(2006.01)
 G06F 21/30(2013.01)
(52) Cooperative Patent Classification (CPC):
G06F 21/30; H04L 63/083; H04L 9/3226; H04L 63/0876; H04L 9/0866; H04L 2209/34
(86) International application number:
PCT/US2020/048484
(87) International publication number:
WO 2021/045974 (11.03.2021 Gazette 2021/10)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 04.09.2019 US 201916560534

(71) Applicant: Fresenius Medical Care Holdings, Inc.
Waltham, MA 02451-1457 (US)

(72) Inventors:
  • LEINFELLNER, Norbert
    Waltham, MA 02451-1457 (US)
  • MANAKKIL, Joseph Edwin Inase
    Waltham, MA 02451-1457 (US)
  • POCHENDORFER, Paolo
    Waltham, MA 02451-1457 (US)

(74) Representative: Fish & Richardson P.C. 
Highlight Business Towers Mies-van-der-Rohe-Straße 8
80807 München
80807 München (DE)

   


(54) AUTHENTICATION OF MEDICAL DEVICE COMPUTING SYSTEMS BY USING METADATA SIGNATURE